<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<title>
	</title>
	<style type="text/css">
		*{
			margin: 0;
			padding: 0;
		}
		.g-container{
			height: 100px;
		
		}
		.g-content{
			width: 100%;
			height: 100%;
			background: pink;
		}
	</style>
</head>
<body>

<div class='g-container'>
	<div class='g-content'>
		11111
	</div>
</div>

</body>
</html>